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WO2008011058A3 - Fiber-optic mat sensor - Google Patents

Fiber-optic mat sensor Download PDF

Info

Publication number
WO2008011058A3
WO2008011058A3 PCT/US2007/016271 US2007016271W WO2008011058A3 WO 2008011058 A3 WO2008011058 A3 WO 2008011058A3 US 2007016271 W US2007016271 W US 2007016271W WO 2008011058 A3 WO2008011058 A3 WO 2008011058A3
Authority
WO
WIPO (PCT)
Prior art keywords
fiber
mat sensor
optic mat
optic
support structure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2007/016271
Other languages
French (fr)
Other versions
WO2008011058A2 (en
Inventor
Ronald Keenan
Duane Thompson
Joshua Gardner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fiber SenSys LLC
Original Assignee
Fiber SenSys LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fiber SenSys LLC filed Critical Fiber SenSys LLC
Publication of WO2008011058A2 publication Critical patent/WO2008011058A2/en
Publication of WO2008011058A3 publication Critical patent/WO2008011058A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/247—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet using distributed sensing elements, e.g. microcapsules
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
    • A61B5/1126—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb using a particular sensing technique
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
    • A61B5/6892—Mats
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35338—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using other arrangements than interferometer arrangements
    • G01D5/35341—Sensor working in transmission
    • G01D5/35345—Sensor working in transmission using Amplitude variations to detect the measured quantity
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0261—Strain gauges
    • A61B2562/0266—Optical strain gauges
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
    • A61B5/1116—Determining posture transitions
    • A61B5/1117—Fall detection

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physiology (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Burglar Alarm Systems (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

An optical sensor (110) includes a support structure (112) An optical fiber (111) has a plurality of bends arranged proximate the support structure (112). The optical fiber (111) follows a circuritous path and is adapted to establish a detection zone.
PCT/US2007/016271 2006-07-19 2007-07-18 Fiber-optic mat sensor Ceased WO2008011058A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US83167806P 2006-07-19 2006-07-19
US60/831,678 2006-07-19

Publications (2)

Publication Number Publication Date
WO2008011058A2 WO2008011058A2 (en) 2008-01-24
WO2008011058A3 true WO2008011058A3 (en) 2008-10-02

Family

ID=38957344

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/016271 Ceased WO2008011058A2 (en) 2006-07-19 2007-07-18 Fiber-optic mat sensor

Country Status (2)

Country Link
US (1) US7532781B2 (en)
WO (1) WO2008011058A2 (en)

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US20070069893A1 (en) * 2005-03-04 2007-03-29 Compudyne Corporation Polarization-based sensor for secure fiber optic network and other security applications
US7514670B2 (en) 2005-08-29 2009-04-07 Fiber Sensys Llc Distributed fiber optic sensor with location capability
US8194238B1 (en) * 2006-02-14 2012-06-05 Killdeer Mountain Manufacturing, Inc. Optical sensor component identification and interrogation system
WO2008011058A2 (en) 2006-07-19 2008-01-24 Fiber Sensys Llc. Fiber-optic mat sensor
WO2009075703A2 (en) * 2007-09-11 2009-06-18 Tamper Proof Container Licensing Corp. Pipeline security system
US7646944B2 (en) * 2008-05-16 2010-01-12 Celight, Inc. Optical sensor with distributed sensitivity
US8879874B2 (en) 2008-12-22 2014-11-04 Perimeter Security Industries Pty Ltd Intruder detection system
US8200049B2 (en) * 2009-05-14 2012-06-12 Celight, Inc. Optical sensor for detecting and localizing events
DE102010014006B3 (en) * 2010-03-30 2011-09-29 Siemens Aktiengesellschaft Optical sensor arrangement i.e. patient couch, has light source coupled with optical fiber sensors by dispatcher device, where dispatcher device has mirror for distribution of measuring light on optical fiber sensors with adjustable motor
US9799183B2 (en) 2013-12-06 2017-10-24 SkyBell Technologies, Inc. Doorbell package detection systems and methods
CA2932725C (en) * 2014-01-07 2018-03-27 Halliburton Energy Services, Inc. Downhole sensing systems and methods employing spectral analysis of time-division multiplexed pulse sequences
CA3012743C (en) 2014-02-24 2020-01-28 Halliburton Energy Services, Inc. Portable attachment of fiber optic sensing loop
GB2529674B (en) 2014-08-28 2019-07-10 Silixa Ltd Flexible Substrate Fiber Optic Sensing Mat For Distributed Acoustic Sensing
CN106793878B (en) 2014-09-30 2018-07-06 深圳市大耳马科技有限公司 Posture and life sign monitor system and method
US9774392B2 (en) * 2015-07-17 2017-09-26 Ciena Corporation Systems and methods using a polarimeter to localize state of polarization transients on optical fibers
AT518046B1 (en) * 2015-12-03 2017-09-15 Huber Dietrich Pressure sensor, measuring mattress, Liegestatt, procedures and diagnostic system
US10060083B2 (en) 2016-01-12 2018-08-28 Versacourt, Llc Spring tension system for tile
US10563361B2 (en) 2016-01-12 2020-02-18 Ch3 Solutions, Llc System and method for customizing a playing field
ES2610181B2 (en) * 2016-07-22 2018-03-27 Universidad De Cantabria Fiber optic based physiological activity / inactivity detection device
US10466172B2 (en) * 2016-08-22 2019-11-05 Nec Corporation Distributed acoustic sensing in a multimode optical fiber using distributed mode coupling and delay
US10263696B2 (en) * 2017-06-12 2019-04-16 Network Integrity Systems, Inc. Monitoring a fiber optic cable for intrusion using a weighted algorithm
CN108319751B (en) * 2017-12-22 2021-04-30 北京城建设计发展集团股份有限公司 Automatic generation method of pipeline model of three-dimensional equipment of subway station pipeline
WO2020047128A1 (en) * 2018-08-28 2020-03-05 Geospace Technologies Corporation Fiber optic sensor and system including a fiber of an optical cable as a sensor fiber
US20220136871A1 (en) * 2019-02-28 2022-05-05 Nec Corporation Optical fiber sensing system
SG10201910779YA (en) 2019-11-18 2021-06-29 Advanced Analyzer Tech Pte Ltd Device for apnea detection
HU231440B1 (en) * 2020-05-27 2023-10-28 Furukawa Electric Technológiai Intézet Kft. Sensor system and method for force measurements and flat product comprising said sensor system
CN118078240B (en) * 2024-04-23 2024-08-06 北京邮电大学 Optical fiber Michelson interference type heart rate sensor and heart rate monitoring system

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Also Published As

Publication number Publication date
US7532781B2 (en) 2009-05-12
WO2008011058A2 (en) 2008-01-24
US20080144992A1 (en) 2008-06-19

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